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SubjectRe: [PATCH v5 0/7] Amazon's Annapurna Labs DT-based PCIe host controller driver
On Thu, Sep 05, 2019 at 05:00:14PM +0300, Jonathan Chocron wrote:
> This series adds support for Amazon's Annapurna Labs DT-based PCIe host
> controller driver.
> Additionally, it adds 3 quirks (ACS, VPD and MSI-X) and 2 generic DWC patches.
>
> Changes since v4:
> - Moved the HEADER_TYPE validations to after pp->ops->host_init() and
> ep->ops->ep_init()
> - Changed to dw_pcie_rd_own_conf() instead of dw_pcie_readb_dbi() for
> reading the HEADER_TYPE
> - Used exsitng quirk_blacklist_vpd() instead of quirk_al_vpd_release()
> - Added a newline in ACS quirk comment
>
> Changes since v3:
> - Removed PATCH 8/8 since the usage of the PCI flags will be discussed
> in the upcoming LPC
> - Align commit subject with the folder convention
> - Added explanation regarding ECAM "overload" mechanism
> - Switched to read/write{_relaxed} APIs
> - Modified a dev_err to dev_dbg
> - Removed unnecessary variable
> - Removed driver details from dt-binding description
> - Changed to SoC specific compatibles
> - Fixed typo in a commit message
> - Added comment regarding MSI in the MSI-X quirk
>
> Changes since v2:
> - Added al_pcie_controller_readl/writel() wrappers
> - Reorganized local vars in several functions according to reverse
> tree structure
> - Removed unnecessary check of ret value
> - Changed return type of al_pcie_config_prepare() from int to void
> - Removed check if link is up from probe() [done internally in
> dw_pcie_rd/wr_conf()]
>
> Changes since v1:
> - Added comment regarding 0x0031 being used as a dev_id for non root-port devices as well
> - Fixed different message/comment/print wordings
> - Added panic stacktrace to commit message of MSI-x quirk patch
> - Changed to pci_warn() instead of dev_warn()
> - Added unit_address after node_name in dt-binding
> - Updated Kconfig help description
> - Used GENMASK and FIELD_PREP/GET where appropriate
> - Removed leftover field from struct al_pcie and moved all ptrs to
> the beginning
> - Re-wrapped function definitions and invocations to use fewer lines
> - Change %p to %px in dbg prints in rd/wr_conf() functions
> - Removed validation that the port is configured to RC mode (as this is
> added generically in PATCH 7/8)
> - Removed unnecessary variable initializations
> - Swtiched to %pR for printing resources
>
>
> Ali Saidi (1):
> PCI: Add ACS quirk for Amazon Annapurna Labs root ports
>
> Jonathan Chocron (6):
> PCI: Add Amazon's Annapurna Labs vendor ID
> PCI/VPD: Prevent VPD access for Amazon's Annapurna Labs Root Port
> PCI: Add quirk to disable MSI-X support for Amazon's Annapurna Labs
> Root Port
> dt-bindings: PCI: Add Amazon's Annapurna Labs PCIe host bridge binding
> PCI: dwc: al: Add support for DW based driver type
> PCI: dwc: Add validation that PCIe core is set to correct mode
>
> .../devicetree/bindings/pci/pcie-al.txt | 46 +++
> MAINTAINERS | 3 +-
> drivers/pci/controller/dwc/Kconfig | 12 +
> drivers/pci/controller/dwc/pcie-al.c | 365 ++++++++++++++++++
> .../pci/controller/dwc/pcie-designware-ep.c | 8 +
> .../pci/controller/dwc/pcie-designware-host.c | 16 +
> drivers/pci/quirks.c | 38 ++
> drivers/pci/vpd.c | 6 +
> include/linux/pci_ids.h | 2 +
> 9 files changed, 495 insertions(+), 1 deletion(-)
> create mode 100644 Documentation/devicetree/bindings/pci/pcie-al.txt

Hi Bjorn,

I would like to queue this series for v5.4 but I need your ACK on
patches 2/3/4 for that to happen, please let me know.

Thanks,
Lorenzo

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